Pyupgrade to Python 3.9 (#4718)
* Pyupgrade to Python 3.9
* updating DIRECTORY.md
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Christian Clauss committed
cecf43d6481173e831af829da77911e1a3868a6c
Parent: 5d5831b
Committed by GitHub <[email protected]>
on 9/7/2021, 11:37:03 AM